Platforms

bit.ly, Twitter, Tumblr, TweetDeck, Twitterfeed, Superfeedr

Analytics
+ Monetization

Chartbeat,
Lotame

Finance

Covestor, StockTwits

Commerce

ideeli, gdgt

Entertainment

Dizzywood,
someecards, OMGPOP, Songkick, DailyBooth, Hot Potato

User Voices

UserVoice,
ChallengePost

Local + Travel

Goodrec,
Outside.in,
Trazzler

Real-time Plumbing